Answer:
thanks <3 appreciation to you sir/ madam 
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The cell membrane is said to be selectively permeable is because it allows a select few things to go through while stopping the passage of other stuff.
 
        
             
        
        
        
The one that is not a function of the skin is making new blood cells.
<h3>What is skin?</h3>
Skin is considered a protective layer that covers all your body. This layer is essential for many reasons.
<h3>What are the functions of skin?</h3>
The main functions of this organ include:
- Regulating temperature.
- Producing Vitamin D after sun exposure.
- Protecting other structures including inner tissues and organs.
However, it is not a function of the skin to produce new blood cells, this process occurs inside the bones in an area known as brown marrow rather than in the skin.
Learn more about skin in: brainly.com/question/3859045
 
        
             
        
        
        
Pros (good):
- Inexpensive
- Can degrade the crudest oils
- Quick and minor waste is water and CO2
Cons (bad)
- Waves can carry bacteria into place they are not needed or wanted
- Germs may harm marie animals by putting excess CO2 in water
- Germs may be harder to exterminate because they are engineered 
        
             
        
        
        
A change in the base subunit sequence during DNA Replication can result in a variation within that organism, also called a mutation.